Lacistema aggregatum (P.J. Bergius) Rusby in Bull. New York Bot. Gard. 4: 447. 1907 sec. Ulloa Ulloa & al. 2018
- ≡Piper aggregatum P.J. Bergius in Acta Helv. Phys.-Math. 7: 131–132, t. 10. 1772 syn. sec. The Plant List 2013
- =Lacistema myricoides Sw., Prodr. 12. 1788 syn. sec. González-Espinosa & al. 2011
- =Nematospermum laevigatum Rich. in Actes Soc. Hist. Nat. Paris 1: 105. 1792 syn. sec. ???
- =Synzyganthera purpurea Ruiz & Pav., Fl. Peruv. Prodr.: 137, t. 30. 1794 syn. sec. ???
- =Piper fasciculatum Ruiz & Pav., Syst. Veg. Fl. Peruv. Chil. 1: 362. 1798 syn. sec. The Plant List 2013
- =Lacistema floribundum Miq. in Linnaea 18: 24. 1844 syn. sec. The Plant List 2013
- =Lacistema angustum Schnizl., Fl. Bras. 4(1): 283, pl. 80. 1857 syn. sec. The Plant List 2013
- =Lacistema elongatum Schnizl., Fl. Bras. 4(1): 282. 1857 syn. sec. The Plant List 2013
- =Lacistema recurvum Schnizl., Fl. Bras. 4(1): 283. 1857 syn. sec. The Plant List 2013
- =Lacistema coriaceum A.DC., Prodr. 16(2): 593. 1868 syn. sec. The Plant List 2013
- =Lacistema myricoides var. stipitatum A.DC., Prodr. 16(2): 592. 1868 syn. sec. The Plant List 2013
- =Lacistema poeppigii A.DC., Prodr. 16(2): 593. 1868 syn. sec. The Plant List 2013
- =Lacistema purpureum (Ruiz & Pav.) A.DC., Prodr. 16(2): 593. 1868 syn. sec. The Plant List 2013
- =Lacistema bolivianum Gand. in Bull. Soc. Bot. France 66(7): 288. 1919 syn. sec. The Plant List 2013
- =Lacistema guyanense Gand. in Bull. Soc. Bot. France 66(7): 288. 1919 syn. sec. The Plant List 2013
- =Lacistema curtum J.F. Macbr. in Candollea 5: 393. 1934 syn. sec. The Plant List 2013
- =Lacistema rosidiscum J.F. Macbr. in Candollea 5: 392. 1934 syn. sec. The Plant List 2013
- =Lacistema orinocense Baehni in Candollea 8: 43. 1940 syn. sec. The Plant List 2013
- =Lacistema weberbaueri Baehni in Candollea 8: 46. 1940 syn. sec. The Plant List 2013
- =Lacistema aggregatum var. elongatum Maguire in Bull. Torrey Bot. Club 75: 293. 1948 syn. sec. The Plant List 2013
- =Lacistema occidentale Cuatrec. in Fieldiana, Bot. 27: 93. 1950 syn. sec. The Plant List 2013
- =Lacistema pacificum Cuatrec. in Fieldiana, Bot. 27: 93. 1950 syn. sec. The Plant List 2013